3v4l.org

run code in 300+ PHP versions simultaneously
<?php function compose_mail($post) { $ignore_fields = array('G-recaptcha-response'); $content = "Form submission: \n\n"; foreach($post as $name=>$value) { if(!in_array($name,$ignore_fields)) { $content .= ucwords($name).":\n"; $content .= "$value\n\n"; } } return $content; } $array = array( 'lala' => 'tralala', 'waai' => 'woei', 'G-recaptcha-response'=> 'nee' ); echo compose_mail($array);
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Form submission: Lala: tralala Waai: woei

preferences:
156.63 ms | 403 KiB | 178 Q